/*- * BSD LICENSE * * Copyright(c) 2010-2013 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "main.h" #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1 #define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM) #define NB_MBUF 8192 /* * RX and TX Prefetch, Host, and Write-back threshold values should be * carefully set for optimal performance. Consult the network * controller's datasheet and supporting DPDK documentation for guidance * on how these parameters should be set. */ #define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */ #define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */ #define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */ /* * These default values are optimized for use with the Intel(R) 82599 10 GbE * Controller and the DPDK ixgbe PMD. Consider using other values for other * network controllers and/or network drivers. */ #define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */ #define TX_HTHRESH 0 /**< Default values of TX host threshold reg. */ #define TX_WTHRESH 0 /**< Default values of TX write-back threshold reg. */ #define MAX_PKT_BURST 32 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ /* * Configurable number of RX/TX ring descriptors */ #define RTE_TEST_RX_DESC_DEFAULT 128 #define RTE_TEST_TX_DESC_DEFAULT 512 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /* ethernet addresses of ports */ static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS]; /* mask of enabled ports */ static uint32_t l2fwd_enabled_port_mask = 0; /* list of enabled ports */ static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS]; static unsigned int l2fwd_rx_queue_per_lcore = 1; #define MIN_TX_SIZE 64 #define MAX_TX_SIZE 2048 static int l2fwd_tx_size = MIN_TX_SIZE; #define MAX_TX_COUNT 128 static int l2fwd_tx_count = 0; static int l2fwd_loopback = 0; struct mbuf_table { unsigned len; struct rte_mbuf *m_table[MAX_PKT_BURST]; }; #define MAX_RX_QUEUE_PER_LCORE 16 #define MAX_TX_QUEUE_PER_PORT 16 struct lcore_queue_conf { unsigned n_rx_port; unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE]; struct mbuf_table tx_mbufs[RTE_MAX_ETHPORTS]; } __rte_cache_aligned; struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; static struct rte_eth_conf port_conf = { .rxmode = { .split_hdr_size = 0, .header_split = 0, /**< Header Split disabled */ .hw_ip_checksum = 0, /**< IP checksum offload disabled */ .hw_vlan_filter = 0, /**< VLAN filtering disabled */ .jumbo_frame = 0, /**< Jumbo Frame Support disabled */ .hw_strip_crc = 0, /**< CRC stripped by hardware */ }, .txmode = { .mq_mode = ETH_MQ_TX_NONE, }, }; static const struct rte_eth_rxconf rx_conf = { .rx_thresh = { .pthresh = RX_PTHRESH, .hthresh = RX_HTHRESH, .wthresh = RX_WTHRESH, }, }; static const struct rte_eth_txconf tx_conf = { .tx_thresh = { .pthresh = TX_PTHRESH, .hthresh = TX_HTHRESH, .wthresh = TX_WTHRESH, }, .tx_free_thresh = 0, /* Use PMD default values */ .tx_rs_thresh = 0, /* Use PMD default values */ }; struct rte_mempool * l2fwd_pktmbuf_pool = NULL; /* Per-port statistics struct */ struct l2fwd_port_statistics { uint64_t tx; uint64_t rx; uint64_t dropped; uint64_t loop; } __rte_cache_aligned; struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS]; /* A tsc-based timer responsible for triggering statistics printout */ #define MAX_TIMER_PERIOD 86400 /* 1 day max */ static int64_t timer_period; static uint64_t tsc_hz; static void l2fwd_init_time(void) { tsc_hz = rte_get_tsc_hz(); timer_period = 10 * rte_get_tsc_hz(); /* default period is 10 seconds */ } /* Print out statistics on packets dropped */ static void print_stats(void) { uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; unsigned portid; static uint64_t count = 0; const char clr[] = { 27, '[', '2', 'J', '\0' }; const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' }; total_packets_dropped = 0; total_packets_tx = 0; total_packets_rx = 0; /* Clear screen and move to top left */ printf("%s%s", clr, topLeft); printf("\nPort statistics ===================================="); for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { /* skip disabled ports */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) continue; printf("\nStatistics for port %u ------------------------------" "\nPackets sent: %24"PRIu64 "\nPackets received: %20"PRIu64 "\nPackets dropped: %21"PRIu64 "\nLoop count : %21"PRIu64, portid, port_statistics[portid].tx, port_statistics[portid].rx, port_statistics[portid].dropped, port_statistics[portid].loop); total_packets_dropped += port_statistics[portid].dropped; total_packets_tx += port_statistics[portid].tx; total_packets_rx += port_statistics[portid].rx; } printf("\nAggregate statistics ===============================" "\nTotal packets sent: %18"PRIu64 "\nTotal packets received: %14"PRIu64 "\nTotal packets dropped: %15"PRIu64 "\nPeriod: %"PRIu64, total_packets_tx, total_packets_rx, total_packets_dropped, count ); printf("\n====================================================\n"); count++; } /* Send the burst of packets on an output interface */ static int l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n, uint8_t port) { struct rte_mbuf **m_table; unsigned ret; unsigned queueid =0; m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table; ret = rte_eth_tx_burst(port, (uint16_t) queueid, m_table, (uint16_t) n); port_statistics[port].tx += ret; if (unlikely(ret < n)) { port_statistics[port].dropped += (n - ret); do { rte_pktmbuf_free(m_table[ret]); } while (++ret < n); } return 0; } /* Enqueue packets for TX and prepare them to be sent */ static int l2fwd_send_packet(struct rte_mbuf *m, uint8_t port) { unsigned lcore_id, len; struct lcore_queue_conf *qconf; lcore_id = rte_lcore_id(); qconf = &lcore_queue_conf[lcore_id]; len = qconf->tx_mbufs[port].len; qconf->tx_mbufs[port].m_table[len] = m; len++; /* enough pkts to be sent */ if (unlikely(len == MAX_PKT_BURST)) { l2fwd_send_burst(qconf, MAX_PKT_BURST, port); len = 0; } qconf->tx_mbufs[port].len = len; return 0; } static void l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid) { struct ether_hdr *eth; void *tmp; unsigned dst_port; dst_port = l2fwd_dst_ports[portid]; eth = rte_pktmbuf_mtod(m, struct ether_hdr *); /* 02:00:00:00:00:xx */ tmp = ð->d_addr.addr_bytes[0]; *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40); /* src addr */ ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], ð->s_addr); l2fwd_send_packet(m, (uint8_t) dst_port); } static inline void copy_buf_to_pkt(void* buf, unsigned len, struct rte_mbuf *pkt, unsigned offset) { rte_memcpy(((char *) pkt->pkt.data + offset), buf, (size_t) len); } static int l2fwd_tx(void) { uint8_t portid; for (portid = 0; portid < RTE_MAX_ETHPORTS; ++portid) { struct rte_mbuf *tx_mbuf[MAX_TX_COUNT]; int pkt; unsigned queueid = 0; if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) continue; for (pkt = 0; pkt < l2fwd_tx_count; ++pkt) { tx_mbuf[pkt] = rte_pktmbuf_alloc(l2fwd_pktmbuf_pool); if (!tx_mbuf[pkt]) rte_exit(EXIT_FAILURE, "rte_pktmbuf_alloc failed.\n"); /* minimum ethernet header without this the 82599 will drop the packet if IXGBE_FCTRL_SBP is not set */ { struct ether_hdr *eth_hdr; /*struct ipv4_hdr *ipv4_hdr;*/ struct ether_addr mac_addr; eth_hdr = rte_pktmbuf_mtod(tx_mbuf[pkt], struct ether_hdr*); rte_eth_macaddr_get(portid, &mac_addr); #if 1 mac_addr.addr_bytes[0] = 0; mac_addr.addr_bytes[1] = 2; #endif ether_addr_copy(&mac_addr, ð_hdr->s_addr); ether_addr_copy(&mac_addr, ð_hdr->d_addr); eth_hdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4); /*ipv4_hdr = (struct ipv4_hdr*)ð_hdr[1];*/ tx_mbuf[pkt]->pkt.data_len = l2fwd_tx_size; tx_mbuf[pkt]->pkt.pkt_len = l2fwd_tx_size; #if 0 rte_hexdump(NULL, rte_pktmbuf_mtod(tx_mbuf[pkt], void*), l2fwd_tx_size); #endif } } if(rte_eth_tx_burst(portid, queueid, tx_mbuf, l2fwd_tx_count) != l2fwd_tx_count) rte_exit(EXIT_FAILURE, "Incomplete Tx for port %u\n", portid); RTE_LOG(INFO, L2FWD, "sent %u packets on port %u\n", l2fwd_tx_count, portid); } return 0; } /* main processing loop */ static void l2fwd_main_loop(void) { struct rte_mbuf *pkts_burst[MAX_PKT_BURST]; struct rte_mbuf *m; unsigned lcore_id; uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc; unsigned i, j, portid, nb_rx; struct lcore_queue_conf *qconf; const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / US_PER_S * BURST_TX_DRAIN_US; prev_tsc = 0; timer_tsc = 0; lcore_id = rte_lcore_id(); qconf = &lcore_queue_conf[lcore_id]; if (qconf->n_rx_port == 0) { RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id); return; } RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id); for (i = 0; i < qconf->n_rx_port; i++) { portid = qconf->rx_port_list[i]; RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id, portid); } while (1) { cur_tsc = rte_rdtsc(); /* * TX burst queue drain */ diff_tsc = cur_tsc - prev_tsc; if (unlikely(diff_tsc > drain_tsc)) { for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { if (qconf->tx_mbufs[portid].len == 0) continue; l2fwd_send_burst(&lcore_queue_conf[lcore_id], qconf->tx_mbufs[portid].len, (uint8_t) portid); qconf->tx_mbufs[portid].len = 0; } /* if timer is enabled */ if (timer_period > 0) { /* advance the timer */ timer_tsc += diff_tsc; /* if timer has reached its timeout */ if (unlikely(timer_tsc >= (uint64_t) timer_period)) { /* do this only on master core */ if (lcore_id == rte_get_master_lcore()) { print_stats(); /* reset the timer */ timer_tsc = 0; } } } prev_tsc = cur_tsc; } /* * Read packet from RX queues */ for (i = 0; i < qconf->n_rx_port; i++) { portid = qconf->rx_port_list[i]; nb_rx = rte_eth_rx_burst((uint8_t) portid, 0, pkts_burst, MAX_PKT_BURST); port_statistics[portid].rx += nb_rx; port_statistics[portid].loop++; for (j = 0; j < nb_rx; j++) { m = pkts_burst[j]; rte_prefetch0(rte_pktmbuf_mtod(m, void *)); l2fwd_simple_forward(m, portid); #if 0 rte_hexdump(NULL, rte_pktmbuf_mtod(pkts_burst[j], void*), pkts_burst[j]->pkt.data_len); #endif } } } } static int l2fwd_launch_one_lcore(__attribute__((unused)) void *dummy) { l2fwd_main_loop(); return 0; } /* display usage */ static void l2fwd_usage(const char *prgname) { printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n" " -p PORTMASK: hexadecimal bitmask of ports to configure\n" " -q NQ: number of queue (=ports) per lcore (default is 1)\n" " -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n" " -t TX: number of packets to send before forwarding (0 to disable, 0 default, 128 maximum)\n" " -l LOOPBACK: loopback mode \n" " -s SIZE: size of packets to be sent (64 default/minimum, 2048 maximum)\n", prgname); } static int l2fwd_parse_portmask(const char *portmask) { char *end = NULL; unsigned long pm; /* parse hexadecimal string */ pm = strtoul(portmask, &end, 16); if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0')) return -1; if (pm == 0) return -1; return pm; } static int l2fwd_parse_tx_packet_count(const char *q_arg) { char *end = NULL; int n; /* parse number string */ n = strtol(q_arg, &end, 10); if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) return -1; if (n > MAX_TX_COUNT) return -1; return n; } static int l2fwd_parse_tx_packet_size(const char *q_arg) { char *end = NULL; int n; /* parse number string */ n = strtol(q_arg, &end, 10); if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) return -1; if (n < MIN_TX_SIZE) return -1; if (n > MAX_TX_SIZE) return -1; return n; } static unsigned int l2fwd_parse_nqueue(const char *q_arg) { char *end = NULL; unsigned long n; /* parse hexadecimal string */ n = strtoul(q_arg, &end, 10); if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) return 0; if (n == 0) return 0; if (n >= MAX_RX_QUEUE_PER_LCORE) return 0; return n; } static int l2fwd_parse_timer_period(const char *q_arg) { char *end = NULL; int n; /* parse number string */ n = strtol(q_arg, &end, 10); if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) return -1; if (n >= MAX_TIMER_PERIOD) return -1; return n; } /* Parse the argument given in the command line of the application */ static int l2fwd_parse_args(int argc, char **argv) { int opt, ret; char **argvopt; int option_index; char *prgname = argv[0]; static struct option lgopts[] = { {NULL, 0, 0, 0} }; argvopt = argv; while ((opt = getopt_long(argc, argvopt, "p:q:T:t:s:l", lgopts, &option_index)) != EOF) { switch (opt) { /* portmask */ case 'p': l2fwd_enabled_port_mask = l2fwd_parse_portmask(optarg); if (l2fwd_enabled_port_mask == 0) { printf("invalid portmask\n"); l2fwd_usage(prgname); return -1; } break; /* nqueue */ case 'q': l2fwd_rx_queue_per_lcore = l2fwd_parse_nqueue(optarg); if (l2fwd_rx_queue_per_lcore == 0) { printf("invalid queue number\n"); l2fwd_usage(prgname); return -1; } break; /* timer period */ case 'T': timer_period = l2fwd_parse_timer_period(optarg) * tsc_hz; if (timer_period < 0) { printf("invalid timer period\n"); l2fwd_usage(prgname); return -1; } break; case 't': l2fwd_tx_count = l2fwd_parse_tx_packet_count(optarg); if (l2fwd_tx_count < 0) { printf("invalid tx packet count\n"); l2fwd_usage(prgname); return -1; } break; case 's': l2fwd_tx_size = l2fwd_parse_tx_packet_size(optarg); if (l2fwd_tx_size < 0) { printf("invalid tx packet size\n"); l2fwd_usage(prgname); return -1; } break; case 'l': l2fwd_loopback = 1; break; /* long options */ case 0: l2fwd_usage(prgname); return -1; default: l2fwd_usage(prgname); return -1; } } if (optind >= 0) argv[optind-1] = prgname; ret = optind-1; optind = 0; /* reset getopt lib */ return ret; } /* Check the link status of all ports in up to 9s, and print them finally */ static void check_all_ports_link_status(uint8_t port_num, uint32_t port_mask) { #define CHECK_INTERVAL 100 /* 100ms */ #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ uint8_t portid, count, all_ports_up, print_flag = 0; struct rte_eth_link link; printf("\nChecking link status"); fflush(stdout); for (count = 0; count <= MAX_CHECK_TIME; count++) { all_ports_up = 1; for (portid = 0; portid < port_num; portid++) { if ((port_mask & (1 << portid)) == 0) continue; memset(&link, 0, sizeof(link)); rte_eth_link_get_nowait(portid, &link); /* print link status if flag set */ if (print_flag == 1) { if (link.link_status) printf("Port %d Link Up - speed %u " "Mbps - %s\n", (uint8_t)portid, (unsigned)link.link_speed, (link.link_duplex == ETH_LINK_FULL_DUPLEX) ? ("full-duplex") : ("half-duplex\n")); else printf("Port %d Link Down\n", (uint8_t)portid); continue; } /* clear all_ports_up flag if any link down */ if (link.link_status == 0) { all_ports_up = 0; break; } } /* after finally printing all link status, get out */ if (print_flag == 1) break; if (all_ports_up == 0) { printf("."); fflush(stdout); rte_delay_ms(CHECK_INTERVAL); } /* set the print_flag if all ports up or timeout */ if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { print_flag = 1; printf("done\n"); } } } int MAIN(int argc, char **argv) { struct lcore_queue_conf *qconf; struct rte_eth_dev_info dev_info; int ret; uint8_t nb_ports; uint8_t nb_ports_available; uint8_t portid, last_port; unsigned lcore_id, rx_lcore_id; unsigned nb_ports_in_mask = 0; setlinebuf(stdout); setlinebuf(stderr); /* init EAL */ ret = rte_eal_init(argc, argv); if (ret < 0) rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n"); l2fwd_init_time(); argc -= ret; argv += ret; /* parse application arguments (after the EAL ones) */ ret = l2fwd_parse_args(argc, argv); if (ret < 0) rte_exit(EXIT_FAILURE, "Invalid L2FWD arguments\n"); /* create the mbuf pool */ l2fwd_pktmbuf_pool = rte_mempool_create("mbuf_pool", NB_MBUF, MBUF_SIZE, 32, sizeof(struct rte_pktmbuf_pool_private), rte_pktmbuf_pool_init, NULL, rte_pktmbuf_init, NULL, rte_socket_id(), 0); if (l2fwd_pktmbuf_pool == NULL) rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n"); /* init driver(s) */ if (rte_pmd_init_all() < 0) rte_exit(EXIT_FAILURE, "Cannot init pmd\n"); if (rte_eal_pci_probe() < 0) rte_exit(EXIT_FAILURE, "Cannot probe PCI\n"); nb_ports = rte_eth_dev_count(); if (nb_ports == 0) rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n"); if (nb_ports > RTE_MAX_ETHPORTS) nb_ports = RTE_MAX_ETHPORTS; /* reset l2fwd_dst_ports */ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) l2fwd_dst_ports[portid] = 0; last_port = 0; /* * Each logical core is assigned a dedicated TX queue on each port. */ for (portid = 0; portid < nb_ports; portid++) { /* skip ports that are not enabled */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) continue; if (l2fwd_loopback) { l2fwd_dst_ports[portid] = portid; continue; } if (nb_ports_in_mask % 2) { l2fwd_dst_ports[portid] = last_port; l2fwd_dst_ports[last_port] = portid; } else last_port = portid; nb_ports_in_mask++; rte_eth_dev_info_get(portid, &dev_info); } if (!l2fwd_loopback && (nb_ports_in_mask % 2)) { printf("Notice: odd number of ports in portmask.\n"); l2fwd_dst_ports[last_port] = last_port; } rx_lcore_id = 0; qconf = NULL; /* Initialize the port/queue configuration of each logical core */ for (portid = 0; portid < nb_ports; portid++) { /* skip ports that are not enabled */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) continue; /* get the lcore_id for this port */ while (rte_lcore_is_enabled(rx_lcore_id) == 0 || lcore_queue_conf[rx_lcore_id].n_rx_port == l2fwd_rx_queue_per_lcore) { rx_lcore_id++; if (rx_lcore_id >= RTE_MAX_LCORE) rte_exit(EXIT_FAILURE, "Not enough cores\n"); } if (qconf != &lcore_queue_conf[rx_lcore_id]) /* Assigned a new logical core in the loop above. */ qconf = &lcore_queue_conf[rx_lcore_id]; qconf->rx_port_list[qconf->n_rx_port] = portid; qconf->n_rx_port++; printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned) portid); } nb_ports_available = nb_ports; if (l2fwd_loopback) port_conf.lpbk_mode = 1; /* Initialise each port */ for (portid = 0; portid < nb_ports; portid++) { /* skip ports that are not enabled */ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) { printf("Skipping disabled port %u\n", (unsigned) portid); nb_ports_available--; continue; } /* init port */ printf("Initializing port %u... ", (unsigned) portid); fflush(stdout); ret = rte_eth_dev_configure(portid, 1, 1, &port_conf); if (ret < 0) rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n", ret, (unsigned) portid); rte_eth_macaddr_get(portid,&l2fwd_ports_eth_addr[portid]); /* init one RX queue */ fflush(stdout); ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd, rte_eth_dev_socket_id(portid), &rx_conf, l2fwd_pktmbuf_pool); if (ret < 0) rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup:err=%d, port=%u\n", ret, (unsigned) portid); /* init one TX queue on each port */ fflush(stdout); ret = rte_eth_tx_queue_setup(portid, 0, nb_txd, rte_eth_dev_socket_id(portid), &tx_conf); if (ret < 0) rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup:err=%d, port=%u\n", ret, (unsigned) portid); /* Start device */ ret = rte_eth_dev_start(portid); if (ret < 0) rte_exit(EXIT_FAILURE, "rte_eth_dev_start:err=%d, port=%u\n", ret, (unsigned) portid); printf("done: \n"); rte_eth_promiscuous_enable(portid); printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n", (unsigned) portid, l2fwd_ports_eth_addr[portid].addr_bytes[0], l2fwd_ports_eth_addr[portid].addr_bytes[1], l2fwd_ports_eth_addr[portid].addr_bytes[2], l2fwd_ports_eth_addr[portid].addr_bytes[3], l2fwd_ports_eth_addr[portid].addr_bytes[4], l2fwd_ports_eth_addr[portid].addr_bytes[5]); /* initialize port stats */ memset(&port_statistics, 0, sizeof(port_statistics)); } if (!nb_ports_available) { rte_exit(EXIT_FAILURE, "All available ports are disabled. Please set portmask.\n"); } if(!l2fwd_loopback) check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask); if (l2fwd_tx_count) l2fwd_tx(); /* launch per-lcore init on every lcore */ rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, NULL, CALL_MASTER); RTE_LCORE_FOREACH_SLAVE(lcore_id) { if (rte_eal_wait_lcore(lcore_id) < 0) return -1; } return 0; }